如图,点E,D分别是正三角形ABC,正四边形ABCM,正五边形ABCMN,以点C为顶点,一边延长线上的点,且BE=CD,且BE=CD,DB的延长线交AE于F.求:(1)∠AFB的度数:(3)根据前面的探索,你能否将本题推广到一般
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/03 17:47:57
![如图,点E,D分别是正三角形ABC,正四边形ABCM,正五边形ABCMN,以点C为顶点,一边延长线上的点,且BE=CD,且BE=CD,DB的延长线交AE于F.求:(1)∠AFB的度数:(3)根据前面的探索,你能否将本题推广到一般](/uploads/image/z/2782059-51-9.jpg?t=%E5%A6%82%E5%9B%BE%2C%E7%82%B9E%2CD%E5%88%86%E5%88%AB%E6%98%AF%E6%AD%A3%E4%B8%89%E8%A7%92%E5%BD%A2ABC%2C%E6%AD%A3%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCM%2C%E6%AD%A3%E4%BA%94%E8%BE%B9%E5%BD%A2ABCMN%2C%E4%BB%A5%E7%82%B9C%E4%B8%BA%E9%A1%B6%E7%82%B9%2C%E4%B8%80%E8%BE%B9%E5%BB%B6%E9%95%BF%E7%BA%BF%E4%B8%8A%E7%9A%84%E7%82%B9%2C%E4%B8%94BE%3DCD%2C%E4%B8%94BE%3DCD%2CDB%E7%9A%84%E5%BB%B6%E9%95%BF%E7%BA%BF%E4%BA%A4AE%E4%BA%8EF.%E6%B1%82%EF%BC%9A%EF%BC%881%EF%BC%89%E2%88%A0AFB%E7%9A%84%E5%BA%A6%E6%95%B0%EF%BC%9A%EF%BC%883%EF%BC%89%E6%A0%B9%E6%8D%AE%E5%89%8D%E9%9D%A2%E7%9A%84%E6%8E%A2%E7%B4%A2%2C%E4%BD%A0%E8%83%BD%E5%90%A6%E5%B0%86%E6%9C%AC%E9%A2%98%E6%8E%A8%E5%B9%BF%E5%88%B0%E4%B8%80%E8%88%AC)
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